Add update-annotations workflow

.github/workflows/build.yml

@@ -4,14 +4,13 @@ on:
   push:
     branches:
       - main
+  workflow_call:
   workflow_dispatch:
 
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
         with:
@@ -20,6 +19,7 @@ jobs:
         with:
           bundler-cache: true
       - run: bundle exec rake
+        # TODO: Improve testing.
         continue-on-error: true
       - name: Build annotations
         run: bundle exec rake build

.github/workflows/update-annotations.yml

@@ -0,0 +1,37 @@
+name: Update annotations
+
+on:
+  schedule:
+    - cron: '0 12 * * *'
+  workflow_dispatch:
+
+jobs:
+  run:
+    name: Update annotations
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: write
+    steps:
+      - uses: ./.github/workflows/update-submodules.yml
+
+      - uses: ./.github/workflows/build.yml
+
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Check if annotations changed
+        id: annotations_changed
+        run: echo "changed=$(git diff --quiet HEAD -- dist; echo $?)" >> $GITHUB_OUTPUT
+
+      - name: Setup git user
+        if: ${{ steps.annotations_changed.outputs.changed == true }}
+        run: |
+          git config user.name github-actions
+          git config user.email [email protected]
+      - name: Commit changes
+        if: ${{ steps.annotations_changed.outputs.changed == true }}
+        run: |
+          git add dfhack df-structures
+          git commit -m "Auto-update annotations"
+          git push

.github/workflows/update-submodules.yml

@@ -1,14 +1,11 @@
 name: Update submodules
 
-on:
-  schedule:
-    - cron: '0 12 * * *'
-  workflow_dispatch:
+on: workflow_call
 
 jobs:
   run:
     name: Update submodules
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     permissions:
       contents: write
     steps: